webrtc/tools/quality_tracking/tgrid_parser.py
phoglund@webrtc.org 440ff23969 Fixed some unexpected syntax for chrome bots.
BUG=
TEST=

Review URL: https://webrtc-codereview.appspot.com/569017

git-svn-id: http://webrtc.googlecode.com/svn/trunk@2246 4adac7df-926f-26a2-2b94-8c16560cd09d
2012-05-16 09:05:57 +00:00

95 lines
3.1 KiB
Python

#!/usr/bin/env python
#-*- coding: utf-8 -*-
# Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
#
# Use of this source code is governed by a BSD-style license
# that can be found in the LICENSE file in the root of the source
# tree. An additional intellectual property rights grant can be found
# in the file PATENTS. All contributing project authors may
# be found in the AUTHORS file in the root of the source tree.
"""Contains functions for parsing the build master's transposed grid page.
Compatible with build bot 0.8.4 P1.
"""
__author__ = 'phoglund@webrtc.org (Patrik Höglund)'
import re
# This is here to work around a buggy build bot status message which makes no
# sense, but which means the build failed when the slave was lost.
BB_084_P1_BUGGY_STATUS = 'build<br/>successful<br/>exception<br/>slave<br/>lost'
class FailedToParseBuildStatus(Exception):
pass
def _map_status(status):
if status == 'exception' or status == BB_084_P1_BUGGY_STATUS:
return 'failed'
return status
def _parse_builds(revision, html):
"""Parses the bot list, which is a sequence of <td></td> lines.
See contract for parse_tgrid_page for more information on how this function
behaves.
Example input:
<td class="build success"><a href="builders/Android/builds/119">OK</a></td>
The first regular expression group captures Android, second 119, third OK.
"""
result = {}
for match in re.finditer('<td.*?>.*?<a href="builders/(.+?)/builds/(\d+)">'
'(OK|failed|building|warnings|exception|' +
BB_084_P1_BUGGY_STATUS + ')'
'.*?</a>.*?</td>',
html, re.DOTALL):
revision_and_bot_name = revision + "--" + match.group(1)
build_number_and_status = match.group(2) + "--" + _map_status(
match.group(3))
result[revision_and_bot_name] = build_number_and_status
return result
def parse_tgrid_page(html):
"""Parses the build master's tgrid page.
Example input:
<tr>
<td valign="bottom" class="sourcestamp">1568</td>
LIST OF BOTS
</tr>
The first regular expression group captures 1568, second group captures
everything in LIST OF BOTS. The list of bots is then passed into a
separate function for parsing.
Args:
html: The raw HTML from the tgrid page.
Returns: A dictionary with <svn revision>--<bot name> mapped to
<bot build number>--<status>, where status is either OK, failed,
building or warnings. The status may be 'exception' in the input, but
we simply map that to failed.
"""
result = {}
for match in re.finditer('<td.*?class="sourcestamp">(\d+).*?</td>(.*?)</tr>',
html, re.DOTALL):
revision = match.group(1)
builds_for_revision_html = match.group(2)
result.update(_parse_builds(revision, builds_for_revision_html))
if not result:
raise FailedToParseBuildStatus('Could not find any build statuses in %s.' %
html)
return result